A Consumer Interest Group Is Interested in Comparing the Speed

question 28

Multiple Choice

A consumer interest group is interested in comparing the speed of four different desktop printers; four different documents are used for the experiment.Each test consists of randomly assigning one printer to one of the documents.The document is printed and the time to print in seconds is recorded.Each printer/document combination is tested.How many degrees of freedom does the treatment sum of squares have? How about the error sum of squares?

• A)df-treatment = 3; df-error = 15
• B)df-treatment = 4; df-error = 15
• C)df-treatment = 3; df-error = 13
• D)df-treatment = 3; df-error = 12
• E)df-treatment = 4; df-error = 12

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Definitions:

Elementary School

An educational institution for early education of children, typically from kindergarten through fifth or sixth grade.

Developmentally Regressive

Behaviors or actions that signify a return to earlier stages of developmental progress, often in response to stress or trauma.

Curriculum

The subjects comprising a course of study in a school or college.

Autonomy

The capacity to make informed, uncoerced decisions independently, often viewed as an essential aspect of personal development and ethical principle.